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2026-02-16 - 17:53
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Congatec
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Mon Feb 16, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6344829914291,1424cyclictest7149942sleep33
6344829912630,1260cyclictest9217472sleep33
634482991090,106cyclictest779236-21turbostat3
8041842240,1sleep30-21swapper/33
634482992118,1cyclictest0-21swapper/33
634482992016,2cyclictest850436-21turbostat3
63448299185,9cyclictest1057480-21taskset3
634482991815,1cyclictest0-21swapper/33
63448299177,7cyclictest7859322sleep33
63448299175,8cyclictest1011935-21taskset3
634482991714,1cyclictest0-21swapper/33
634482991714,1cyclictest0-21swapper/33
63448299162,10cyclictest1064664-21turbostat3
634482991613,1cyclictest0-21swapper/33
63448299161,11cyclictest870093-21taskset3
63448299161,11cyclictest1037915-21taskset3
6948972151,3sleep0695395-21sh0
634482991512,1cyclictest0-21swapper/33
634482991512,1cyclictest0-21swapper/33
634482991512,1cyclictest0-21swapper/33
634482991512,1cyclictest0-21swapper/33
634482991512,1cyclictest0-21swapper/33
63448299151,11cyclictest922045-21taskset3
63448299151,11cyclictest1023632-21taskset3
63448299151,10cyclictest745262-21taskset3
63448299151,10cyclictest661685-21taskset3
8431682141,5sleep2843293-21python32
6939962141,5sleep2694054-21ntp_states2
63448299144,7cyclictest829359-21taskset3
63448299141,8cyclictest8184502sleep33
634482991412,1cyclictest0-21swapper/33
634482991411,1cyclictest0-21swapper/33
634482991411,1cyclictest0-21swapper/33
634482991411,1cyclictest0-21swapper/33
634482991411,1cyclictest0-21swapper/33
634482991411,1cyclictest0-21swapper/33
634482991411,1cyclictest0-21swapper/33
63448299141,10cyclictest797729-21chrt3
63448299141,10cyclictest759260-21taskset3
63448299141,10cyclictest759260-21taskset3
63448299141,10cyclictest747490-21taskset3
63448299141,10cyclictest688478-21turbostat3
63448299141,10cyclictest675654-21taskset3
63448299141,10cyclictest1019291-21turbostat3
63448299140,11cyclictest914207-21chrt3
63448299140,11cyclictest708097-21taskset3
301798140,9rtkit-daemon667972-21ntp_states0
6755872131,8sleep21-21systemd2
63448299133,7cyclictest999660-21taskset3
63448299132,8cyclictest811983-21taskset3
63448299131,9cyclictest989761-21taskset3
63448299131,9cyclictest907839-21taskset3
63448299131,9cyclictest901489-21chrt3
63448299131,9cyclictest807612-21taskset3
63448299131,9cyclictest734469-21chrt3
63448299131,9cyclictest1026367-21taskset3
63448299131,9cyclictest10002032sleep33
634482991312,0cyclictest0-21swapper/33
634482991311,1cyclictest0-21swapper/33
634482991311,1cyclictest0-21swapper/33
634482991311,1cyclictest0-21swapper/33
63448299131,10cyclictest863063-21chrt3
634482991310,1cyclictest0-21swapper/33
634482991310,1cyclictest0-21swapper/33
634482991310,1cyclictest0-21swapper/33
634482991310,1cyclictest0-21swapper/33
63448299130,10cyclictest882409-21taskset3
63448299130,10cyclictest866799-21chrt3
63448299130,10cyclictest831336-21taskset3
63448299121,9cyclictest662678-21taskset3
63448299121,8cyclictest766055-21taskset3
63448299120,9cyclictest974234-21taskset3
63448299120,9cyclictest701269-21taskset3
9610332112,5sleep1961055-21apt-get1
8506882111,6sleep0850710-21apt-get0
7805872113,5sleep1781708-21cut1
7606792110,9sleep0761661-21kernelversion0
301798110,5rtkit-daemon799022-21diskstats0
9736852101,5sleep0974079-21grep0
8817902101,5sleep1881861-21ntp_states1
8585962101,2sleep10-21swapper/11
8260712100,8sleep1827241-21cut1
8057042100,7sleep1806414-21cut1
6571292100,8sleep1658007-21kthreadcore1
6471442100,1sleep10-21swapper/11
63448299109,1cyclictest0-21swapper/33
301798100,5rtkit-daemon733811-21users0
301798100,3rtkit-daemon636-21snmpd0
985420290,7sleep1985818-21needreboot1
941553290,7sleep1941579-21fschecks_count1
912327290,6sleep2914203-21latency2
889884291,5sleep0890083-21hddtemp_smartct0
863619291,4sleep1863651-21apt-get1
836786291,6sleep2836865-21/usr/sbin/munin2
811990291,4sleep0812023-21apt-get0
634345291,5sleep0634412-21ps0
30179890,6rtkit-daemon430-21avahi-daemon1
30179890,6rtkit-daemon3200908-21packagekitd0
30179890,6rtkit-daemon317-21systemd-udevd0
30179890,5rtkit-daemon934458-21taskset1
30179890,5rtkit-daemon934458-21taskset1
30179890,5rtkit-daemon874096-21kthreadcore0
30179890,4rtkit-daemon708709-21hddtemp_smartct0
30179890,4rtkit-daemon643502-21diskstats0
30179890,1rtkit-daemon0-21swapper/11
30179890,1rtkit-daemon0-21swapper/11
1025712291,5sleep01025720-21sh0
1024817290,5sleep11024873-21ntp_states1
993825280,5sleep0993973-21df0
986790281,4sleep2986819-21munin-run2
967651281,4sleep2967777-21grep2
940196280,4sleep0940273-21ntp_states0
922202282,3sleep0922350-21gltestperf0
883180280,5sleep1883348-21sed1
799810280,5sleep2800767-21cut2
773062281,3sleep1773095-21apt-get1
772806281,4sleep2772920-21cat2
759134281,4sleep2759259-21python32
759134281,4sleep2759259-21python32
734626281,4sleep0734801-21sed0
728393281,4sleep2728769-21sed2
720314281,4sleep2720391-21ntp_states2
695396281,4sleep1694915-21apt-get1
656183281,3sleep0656216-21apt-get0
634653280,4sleep0634686-21apt-get0
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon641022-21munin-node1
30179880,4rtkit-daemon641022-21munin-node1
30179880,4rtkit-daemon641022-21munin-node1
30179880,4rtkit-daemon641022-21munin-node0
30179880,4rtkit-daemon641022-21munin-node0
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon620914-21kworker/0:1+kacpid0
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon3200908-21packagekitd0
30179880,4rtkit-daemon2904-21cron0
30179880,4rtkit-daemon1-21systemd0
30179880,4rtkit-daemon1032138-21apt-get1
30179880,3rtkit-daemon947864-21apt-get1
30179880,3rtkit-daemon758981-21needreboot0
30179880,3rtkit-daemon758981-21needreboot0
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
1058466281,3sleep11058499-21apt-get1
1045540281,5sleep01045542-21/usr/sbin/munin0
1039494281,5sleep21040177-21sed2
1033040280,6sleep21033584-21cut2
956084270,4sleep2958085-21grep2
902619270,4sleep0902765-21df0
890665270,4sleep2891554-21cut2
889684270,3sleep1889717-21apt-get1
882986273,2sleep2421rcuc/22
839259271,3sleep10-21swapper/11
831434270,5sleep10-21swapper/11
830254270,4sleep2830379-21python32
774130270,4sleep2775309-21grep2
752453270,4sleep0752591-21/usr/sbin/munin0
714490271,3sleep1714524-21awk1
694725271,4sleep1636-21snmpd1
682735270,4sleep2683670-21sed2
30179870,4rtkit-daemon641022-21munin-node0
30179870,4rtkit-daemon638-21ntpd0
30179870,4rtkit-daemon636-21snmpd1
30179870,4rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon804833-21kworker/0:2+kacpid0
30179870,3rtkit-daemon798575-21cron0
30179870,3rtkit-daemon641022-21munin-node1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon3205-21sendmail-mta0
30179870,1rtkit-daemon0-21swapper/00
1058207270,4sleep01058225-21munin-run0
1034541270,4sleep01036605-21kthreadcore0
1014549270,5sleep21015814-21kthreadcore2
1013096270,3sleep11013129-21apt-get1
979321260,1sleep20-21swapper/22
962513260,4sleep2964178-21kthreadcore2
960483260,1sleep00-21swapper/00
950382261,2sleep20-21swapper/22
948272260,3sleep0221rcuc/00
946880260,3sleep2947017-21cat2
942292261,2sleep00-21swapper/00
940351261,3sleep2940444-21grep2
929456261,2sleep20-21swapper/22
929456261,2sleep20-21swapper/22
922010261,2sleep20-21swapper/22
921575260,1sleep20-21swapper/22
916945260,4sleep0918047-21kthreadcore0
877972260,3sleep2879685-21ps2
798829260,2sleep1798862-21apt-get1
763453260,4sleep2765299-21latency2
749293260,3sleep2750455-21kthreadcore2
747032261,2sleep10-21swapper/11
746147260,1sleep20-21swapper/22
734805260,4sleep1734964-21sed1
708310261,2sleep20-21swapper/22
704105260,4sleep1706189-21cut1
700805260,3sleep2700929-21python32
681955260,1sleep20-21swapper/22
649395260,1sleep20-21swapper/22
628236260,2sleep20-21swapper/22
1064474260,1sleep00-21swapper/00
1045577260,3sleep21045732-21diskstats2
1026167260,3sleep21026366-21hddtemp_smartct2
1019246260,1sleep00-21swapper/00
1012264261,2sleep20-21swapper/22
1005690260,3sleep21005809-21cat2
980140250,1sleep10-21swapper/11
934553250,1sleep00-21swapper/00
934553250,1sleep00-21swapper/00
909057250,1sleep00-21swapper/00
908672250,1sleep20-21swapper/22
874917250,2sleep1875332-21strings1
853545250,2sleep2855699-21kthreadcore2
846173251,2sleep20-21swapper/22
845222250,2sleep10-21swapper/11
824390250,1sleep20-21swapper/22
813446250,2sleep10-21swapper/11
806416250,3sleep2807611-21grep2
788272250,2sleep10-21swapper/11
781710250,2sleep20-21swapper/22
772577250,1sleep10-21swapper/11
761670251,2sleep1763360-21kthreadcore1
748268251,2sleep10-21swapper/11
740348250,1sleep20-21swapper/22
731726250,2sleep10-21swapper/11
720882250,1sleep10-21swapper/11
668473250,1sleep10-21swapper/11
662653250,2sleep20-21swapper/22
662262250,1sleep20-21swapper/22
655627250,1sleep20-21swapper/22
634839250,2sleep2634954-21perl2
628201250,1sleep10-21swapper/11
1064508250,1sleep20-21swapper/22
1041294251,2sleep00-21swapper/00
1031933250,1sleep00-21swapper/00
1024874252,2sleep21024957-21/usr/sbin/munin2
1008602250,3sleep01010677-21kthreadcore0
1001185251,2sleep00-21swapper/00
999249240,2sleep20-21swapper/22
896689240,2sleep20-21swapper/22
870058240,1sleep20-21swapper/22
865075240,2sleep20-21swapper/22
852133240,2sleep10-21swapper/11
821295241,1sleep10-21swapper/11
797651240,2sleep20-21swapper/22
727408240,3sleep20-21swapper/22
722959240,1sleep10-21swapper/11
676072240,2sleep1676272-21idleruntime1
669524240,2sleep1669633-21fschecks_time1
649770240,2sleep10-21swapper/11
30179840,1rtkit-daemon0-21swapper/00
1058047240,3sleep20-21swapper/22
987369230,1sleep20-21swapper/22
967495230,1sleep10-21swapper/11
857330230,1sleep20-21swapper/22
811553230,1sleep20-21swapper/22
792393230,1sleep10-21swapper/11
792112230,1sleep20-21swapper/22
755223230,1sleep10-21swapper/11
755223230,1sleep10-21swapper/11
706190230,1sleep20-21swapper/22
682556230,1sleep10-21swapper/11
634417230,1sleep1331ktimers/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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